1. Department of Trauma, Hand, Plastic and Reconstructive SurgeryUniversity of Würzburg 97080 Würzburg Germany
2. Chair for Functional Materials in Medicine and Dentistry and Bavarian Polymer InstituteUniversity of Würzburg 97070 Würzburg Germany
3. Institute of Experimental Biomedicine IIUniversity Hospital Würzburg 97080 Würzburg Germany
4. Institute of BiomaterialsDepartment of Materials Science and EngineeringUniversity of Erlangen‐Nuremberg 91058 Erlangen Germany